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Finding the Fourth Proportional to 456,902.82, 630,858.51 and 366,754.68

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Solution

The fourth proportional to 456,902.82, 630,858.51 and 366,754.68 is: 506,388.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,902.82 : 630,858.51 = 366,754.68 : x
  2. Step 2: Convert to fraction form
    456,902.82/630,858.51 = 366,754.68/x
  3. Step 3: Cross multiply
    456,902.82x = 630,858.51 × 366,754.68
  4. Step 4: Simplify right side
    456,902.82x = 231,370,310,960.33
  5. Step 5: Solve for x
    x = 231,370,310,960.33/456,902.82
  6. Step 6: Final answer
    x = 506,388.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.